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Ireland

$332+ Cheap flights from Kentucky to Ireland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DUB
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Kentucky to Ireland

Keep the following information in mind while searching for Kentucky to Ireland flight deals. Data was last updated April 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$542
(United Airlines)

One-way from

$347
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$902
Provider with most accurate pricing for Louisville Intl-Dublin flight deals.
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From Kentucky to Ireland
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One-way flight from Kentucky to Ireland
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Highest demand for flights based on searches. 24% potential increase in price ($278 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($46 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Kentucky to Ireland

Cheapest flights from Kentucky to Ireland
Explore the most affordable flight options available from Kentucky to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This United Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/192:50 pmCVG - DUB
1 stop11h 30mUnited Airlines
Tue 8/269:20 amDUB - CVG
2 stops31h 04mUnited Airlines
Deal found 4/23$542
This CheapOair deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/94:30 pmCVG - DUB
2 stops34h 15mAir Canada
Tue 8/199:20 amDUB - CVG
2 stops33h 48mAir Canada
Deal found 4/23$544
This United deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1911:23 amCVG - DUB
2 stops17h 57mMultiple Airlines
Tue 8/269:20 amDUB - CVG
2 stops31h 04mMultiple Airlines
Deal found 4/23$546
This United Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/92:05 pmLEX - DUB
2 stops36h 40mUnited Airlines
Tue 8/199:20 amDUB - LEX
2 stops33h 04mUnited Airlines
Deal found 4/24$547
This Air Canada deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/92:05 pmLEX - DUB
2 stops37h 10mAir Canada
Thu 8/219:20 amDUB - LEX
2 stops36h 47mAir Canada
Deal found 4/24$548
This United Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/125:46 pmTYS - DUB
1 stop10h 59mUnited Airlines
Thu 8/219:50 amDUB - TYS
2 stops40h 06mUnited Airlines
Deal found 4/22$548
This Air Canada deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/121:56 pmTYS - DUB
2 stops36h 49mAir Canada
Thu 8/219:50 amDUB - TYS
2 stops33h 50mAir Canada
Deal found 4/22$553
This American Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/188:35 pmCVG - DUB
1 stop10h 30mAmerican Airlines
Tue 11/2511:30 amDUB - CVG
1 stop16h 33mAmerican Airlines
Deal found 4/23$565
This Delta deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/29:50 amCVG - DUB
1 stop16h 55mDelta
Wed 11/1210:45 amDUB - CVG
1 stop14h 51mDelta
Deal found 4/23$572
This KLM deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1212:00 pmTYS - DUB
1 stop15h 45mKLM
Thu 8/2111:00 amDUB - TYS
1 stop11h 16mKLM
Deal found 4/22$576
This United Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/97:55 pmCVG - SNN
2 stops30h 35mUnited Airlines
Tue 8/199:30 amSNN - CVG
2 stops16h 38mUnited Airlines
Deal found 4/23$580
This United Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/95:44 pmLEX - SNN
1 stop32h 46mUnited Airlines
Thu 8/219:30 amSNN - LEX
1 stop12h 37mUnited Airlines
Deal found 4/24$581

Cheapflights Fare Finder

Customize your flight search to find flights from Kentucky to Ireland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 24, 2025.
Use the filters below to find and compare flights from Kentucky to Ireland that are best for you.

Fly from

Kentucky

Fly to

Ireland

Route

Depart

Return

Price

CincinnatiDublin

CVG - DUB

CVGDUB

Cincinnati Cinci./N. Kentucky

Wed 5/7

4:20 pm-9:45 am

1 stop12h 25m

Dublin

Wed 11/12

9:00 am-12:53 pm

2 stops32h 53m

$544

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Sat 8/9

2:05 pm-7:45 am

2 stops36h 40m

Dublin

Tue 8/19

9:20 am-1:24 pm

2 stops33h 04m

$547

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Sat 8/9

2:05 pm-8:15 am

2 stops37h 10m

Dublin

Thu 8/21

9:20 am-5:07 pm

2 stops36h 47m

$548

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 8/12

5:46 pm-9:45 am

1 stop10h 59m

Dublin

Thu 8/21

9:50 am-8:56 pm

2 stops40h 06m

$548

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 8/12

1:56 pm-7:45 am

2 stops36h 49m

Dublin

Thu 8/21

9:50 am-2:40 pm

2 stops33h 50m

$553

KnoxvilleDublin

TYS - DUB

TYSDUB

Knoxville McGhee Tyson

Tue 8/12

12:00 pm-8:45 am

1 stop15h 45m

Dublin

Thu 8/21

11:00 am-5:16 pm

1 stop11h 16m

$576

LexingtonDublin

LEX - DUB

LEXDUB

Lexington Blue Grass

Sat 8/9

6:35 pm-8:45 am

1 stop33h 10m

Dublin

Wed 8/20

11:00 am-6:55 pm

1 stop12h 55m

$581

LexingtonShannon

LEX - SNN

LEXSNN

Lexington Blue Grass

Sat 8/9

5:44 pm-7:30 am

1 stop32h 46m

Shannon

Thu 8/21

9:30 am-5:07 pm

1 stop12h 37m

$581

LexingtonShannon

LEX - SNN

LEXSNN

Lexington Blue Grass

Sat 8/9

5:50 pm-11:10 am

2 stops36h 20m

Shannon

Tue 8/19

1:05 pm-10:26 am

2 stops26h 21m

$591

NashvilleDublin

BNA - DUB

BNADUB

Nashville Intl

Fri 10/10

3:30 pm-9:00 am

1 stop11h 30m

Dublin

Fri 10/17

10:40 am-5:50 pm

1 stop13h 10m

$621

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 56 results
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Best time to book a flight from Kentucky to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Kentucky with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kentucky to Ireland

What is the cheapest month to book a flight from Kentucky to Ireland?

Currently, November is the cheapest month in which you can book a flight from Kentucky to Ireland (average of $509). Flying from Kentucky to Ireland in June is currently the most expensive (average of $1,006). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KY to IE?

Find hourly flight availability from Kentucky to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kentucky to Ireland as you normally would.

Rainfall in Ireland by month

Plan your trip to Ireland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ireland ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Ireland when rainfall is around 1.9 in.

Temperature in Ireland by month

Plan your trip to Ireland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ireland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated April 24, 2025.
To help decide which airline to fly from Kentucky to Ireland, see what other customers have to say about Delta, KLM and Finnair. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,582 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,442 reviews
Delta
8.0
Very good
7,920 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Kentucky to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Kentucky to Ireland one-way?

    One-way options have recently been found by users for as low as $385 on WestJet. Other airlines that offer cheap prices include Icelandair from $419 and British Airways from $424 one-way.

  • Can I find deals for flights from Kentucky to Ireland that include hotel bookings?

    Yes. In addition to deals on Kentucky to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kentucky to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kentucky to Ireland.

  • Can I find deals for business class flights from Kentucky to Ireland?

    Yes. Cheapflights offers flight deals from Kentucky to Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kentucky to Ireland?

    Currently, November is the cheapest month in which you can book a flight from Kentucky to Ireland (average of $509). Flying from Kentucky to Ireland in June is currently the most expensive (average of $1,006). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Kentucky to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Kentucky to Ireland

Discover the top 4 airlines that operate flights from Kentucky to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$497Average$1,002FlexibilityNo cancel feeOn-time69%
DeltaCheapest$497Average$932FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$523Average$999FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$528Average$998FlexibilityNo cancel feeOn-time71%

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